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Set 2: Physical Properties and Changes

Terms in this set (13)

Physical Property
a quality of condition of a substance that can be observed or measured without changing the substance composition
Examples of physical properties
color
solubility
odor
hardness
viscosity
density
melting point
boiling point
States of Matter
Solid, liquid, gas and plasma. Plasma is a "soup" of disassociated nuclei and electrons, normally found only in stellar objects
Solid
matter that has a define shape and volume; not compressible, but expands when heated
Examples of a solid
coal
sugar
ice
iron
Liquid
matter that flows, has a fixed volume and takes shape of its container; not easily compressed, but expands when heated
Examples of a liquid
milk
water
blood
Gas
matter that takes both the shape and the volume of its container; compressible and expandable
Examples of a gas
air
steam
Physical Change
a change which alters a given material without changing its composition
Examples of a physical change
boiling
freezing
dissolving
melting
condensing
breaking
splitting
cracking
grinding
cutting
crushing
bending
Density formula
D=mass/volume
Units of density
g/cm3
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